/*
 * Copyright 2012 Katharina Fahnenbruck
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package com.googlecode.gwtmock.client;

import com.google.gwt.event.logical.shared.ValueChangeEvent;
import com.google.gwt.user.client.ui.HasValue;

/**
 * @author Katharina Fahnenbruck
 * 
 */
public class MockHasValue<T> extends MockHasValueChangeHandlers<T> implements
		HasValue<T> {

	protected T value;

	/*
	 * (non-Javadoc)
	 * 
	 * @see com.google.gwt.user.client.ui.HasValue#getValue()
	 */
	@Override
	public T getValue() {
		return value;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see com.google.gwt.user.client.ui.HasValue#setValue(java.lang.Object)
	 */
	@Override
	public void setValue(T value) {
		setValue(value, false);

	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see com.google.gwt.user.client.ui.HasValue#setValue(java.lang.Object,
	 * boolean)
	 */
	@Override
	public void setValue(T value, boolean fireEvents) {
		T oldValue = this.value;
		this.value = value;
		if (fireEvents) {
			ValueChangeEvent.fireIfNotEqual(this, oldValue, value);
		}

	}

}
